Suppose the game described below is infinitely repeated and that the interest rate is sufficiently "low."

Player 2StrategyCDPlayer 1A-10, -10200, -100B-100, 220140, 180

Identify trigger strategies that permit Players 1 and 2 to earn equilibrium payoffs of 140 and 180, respectively, in each period.

Trigger strategy for Player 1:

• Play B until Player 2 deviates from strategy C, then play A forever after.
• Play B until Player 2 deviates from strategy D, then play A forever after.
• Play A until Player 2 deviates from strategy C, then play B forever after.
• Play A until Player 2 deviates from strategy D, then play B forever after.

Trigger strategy for Player 2:

• Play D until Player 1 deviates from strategy B, then play C forever after.
• Play C until Player 1 deviates from strategy A, then play D forever after.
• Play C until Player 1 deviates from strategy B, then play D forever after.
• Play D until Player 1 deviates from strategy A, then play C forever after.